You are viewing a plain text version of this content. The canonical link for it is here.
Posted to issues@arrow.apache.org by "Micah Kornfield (JIRA)" <ji...@apache.org> on 2019/08/16 03:21:00 UTC
[jira] [Resolved] (ARROW-6185) [Java] Provide hash table based
dictionary builder
[ https://issues.apache.org/jira/browse/ARROW-6185?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Micah Kornfield resolved ARROW-6185.
------------------------------------
Resolution: Fixed
Fix Version/s: 0.15.0
Issue resolved by pull request 5054
[https://github.com/apache/arrow/pull/5054]
> [Java] Provide hash table based dictionary builder
> --------------------------------------------------
>
> Key: ARROW-6185
> URL: https://issues.apache.org/jira/browse/ARROW-6185
> Project: Apache Arrow
> Issue Type: New Feature
> Components: Java
> Reporter: Liya Fan
> Assignee: Liya Fan
> Priority: Major
> Labels: pull-request-available
> Fix For: 0.15.0
>
> Time Spent: 2h
> Remaining Estimate: 0h
>
> This is related ARROW-5862. We provide another type of dictionary builder based on hash table. Compared with a search based dictionary encoder, a hash table based encoder process each new element in O(1) time, but require extra memory space.
--
This message was sent by Atlassian JIRA
(v7.6.14#76016)